3x4 –5x2 + 2x4 +6x -7 +x2 – 5x -4 – 5x + 2 + 7x2 =
Práctica de operaciones algebraicas

Quiz
•
Mathematics
•
4th Grade
•
Hard
Judith Caballero
Used 31+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5x4 +3x2 + 4x -9
5x4 + 3x2 - 6x -9
5x4 + 3x2 - 4x -9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sean los polinomios
A= 5x2 y – 3xy2 +3xy
B= 6x2 y – 2xy2 +7xy
C= - 4x2 y + 5xy2 - 6xy
Al realizar la operación A-(B+C) su resultado es:
3x2 y – 0xy2 + 4xy
3x2 y + 6xy2 + 2xy
3x2 y – 6xy2 + 2xy
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El valor numérico de la expresión:
P (x, y, z) = 8y2 + 7x3 + 3z para: x = -1, y = 1, z = 2 es:
7
21
1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El resultado de la multiplicación (3x) (3x5) (-2x) es:
- 18 x7
- 18 x5
18 x7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El resultado de multiplicar
(6x2) (4x3 – 2x + 1) es:
24x5 + 12x3 - 6x2
24x5 – 12x3 + 6x2
24x6 – 12x2 + 6x2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El resultado de multiplicar los polinomios
(4x – 3x3 + 2x2 – 1) ( 4x + 2x2 ) es:
6x5 - 8x4 + 16x3 + 14x2 - 4x
- 6x5 + 8x4 - 16x3 + 14x2 - 4x
- 6x5 - 8x4 + 16x3 + 14x2 - 4x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El resultado de la siguiente división 12x : 3x2 es:
4x-1
4x
4x3
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